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5124503881 = 77110310873
BaseRepresentation
bin1001100010111000…
…11011100101001001
3111020010122202210001
410301130123211021
540443333111011
62204255523001
7240663364360
oct46134334511
914203582701
105124503881
11219a715682
12bb0229461
136388a1823
143688307d7
151eed4b7c1
hex13171b949

5124503881 has 8 divisors (see below), whose sum is σ = 5939063424. Its totient is φ = 4330566240.

The previous prime is 5124503869. The next prime is 5124503893. The reversal of 5124503881 is 1883054215.

It is an interprime number because it is at equal distance from previous prime (5124503869) and next prime (5124503893).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5124503881 - 215 = 5124471113 is a prime.

It is a super-2 number, since 2×51245038812 = 52521080052768124322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5124503881.

It is not an unprimeable number, because it can be changed into a prime (5124503821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5154940 + ... + 5155933.

It is an arithmetic number, because the mean of its divisors is an integer number (742382928).

Almost surely, 25124503881 is an apocalyptic number.

It is an amenable number.

5124503881 is a deficient number, since it is larger than the sum of its proper divisors (814559543).

5124503881 is a wasteful number, since it uses less digits than its factorization.

5124503881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10310951.

The product of its (nonzero) digits is 38400, while the sum is 37.

The square root of 5124503881 is about 71585.6401871213. The cubic root of 5124503881 is about 1724.0529850273.

The spelling of 5124503881 in words is "five billion, one hundred twenty-four million, five hundred three thousand, eight hundred eighty-one".

Divisors: 1 7 71 497 10310873 72176111 732071983 5124503881